This July Fourth is expected to be the hottest ever for millions of Americans as more than half of the U.S. will be trapped under a heat dome through the holiday weekend. CBS News' Kris Van Cleave reports on how this may impact travel and Rob Marciano has the forecast.
Us News
4th of July expected to be hottest on record: Travel impacts, forecast
This July Fourth is expected to be the hottest ever for millions of Americans as more than half of the U.S. will be trapped under a heat dome through the holiday weekend. CBS News' Kris Van Cleave reports on how this may impact travel and Rob Marciano has the forecast.
Published July 2, 2026, 10:30 PM
Updated July 2, 2026, 10:39 PM2.5K
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